diff --git a/Project.toml b/Project.toml
index 5355f3b..b139e22 100644
--- a/Project.toml
+++ b/Project.toml
@@ -17,7 +17,7 @@ Requires = "ae029012-a4dd-5104-9daa-d747884805df"
 Colors = "0.9, 0.10, 0.11, 0.12"
 FixedPointNumbers = "0.6.1, 0.7, 0.8"
 Graphics = "0.4, 1.0"
-MappedArrays = "0.2"
+MappedArrays = "0.2, 0.3"
 MosaicViews = "0.2.3"
 OffsetArrays = "0.8, 0.9, 0.10, 0.11, 1.0.1"
 PaddedViews = "0.5.4"